package/firmware-imx: fix legal-info

Part of fimrware-imx were dropped in the new version, so we have less
legal-info to save.

Fixes:
    http://autobuild.buildroot.org/results/59b/59b09152700a5839af46edb554e53981569f8921

Signed-off-by: "Yann E. MORIN" <yann.morin.1998@free.fr>
Cc: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>
Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

package/freescale-imx/firmware-imx/firmware-imx.mk

@@ -10,7 +10,7 @@ FIRMWARE_IMX_SOURCE = firmware-imx-$(FIRMWARE_IMX_VERSION).bin
 
 FIRMWARE_IMX_LICENSE = Freescale Semiconductor Software License Agreement, \
 	Atheros license (ath6k)
-FIRMWARE_IMX_LICENSE_FILES = EULA licenses/vpu/EULA licenses/ath6k/AR6102/License.txt
+FIRMWARE_IMX_LICENSE_FILES = EULA licenses/vpu/EULA
 FIRMWARE_IMX_REDISTRIBUTE = NO
 
 FIRMWARE_IMX_BLOBS = ath6k sdma vpu